1 POWER REFLECTS DEVICE OPERATING WITH NO OUTPUT LOAD" />
參數(shù)資料
型號: ADSP-2189MBSTZ-266
廠商: Analog Devices Inc
文件頁數(shù): 9/32頁
文件大小: 0K
描述: IC DSP CONTROLLER 16BIT 100-LQFP
標準包裝: 1
系列: ADSP-21xx
類型: 定點
接口: 主機接口,串行端口
時鐘速率: 66MHz
非易失內(nèi)存: 外部
芯片上RAM: 192kB
電壓 - 輸入/輸出: 3.30V
電壓 - 核心: 2.50V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 100-LQFP
供應(yīng)商設(shè)備封裝: 100-LQFP(14x14)
包裝: 托盤
其它名稱: ADSP-2189MBSTZ266
REV. A
ADSP-2189M
–17–
VALID FOR ALL TEMPERATURE GRADES.
1 POWER REFLECTS DEVICE OPERATING WITH NO OUTPUT LOADS.
2 TYPICAL POWER DISSIPATION AT 2.5V V
DDINT AND +25 C EXCEPT
WHERE SPECIFIED.
3 I
DD MEASUREMENT TAKEN WITH ALL INSTRUCTIONS EXECUTING FROM
INTERNAL MEMORY. 50% OF THE INSTRUCTIONS ARE MULTIFUNCTION
(TYPES 1, 4, 5, 12, 13, 14), 30% ARE TYPE 2 AND TYPE 6, AND 20% ARE
IDLE INSTRUCTIONS.
4 IDLE REFERS TO ADSP-2189M STATE OF OPERATION DURING EXECUTION
OF IDLE INSTRUCTION. DEASSERTED PINS ARE DRIVEN TO EITHER VDD
OR GND.
12
POWER
(P
IDLE
n
)
mW
20mW
15mW
14.25mW
15.7mW
16.4mW
24mW
IDLE (16)
IDLE (128)
IDLE
POWER, IDLE n MODES2
1/tCK – MHz
50
75
14
16
18
20
22
24
26
55
60
70
80
65
14
POWER
(P
IDLE
)
mW
24mW
28mW
VDD = 2.65V
20mW
24mW
VDD = 2.5V
16.5mW
20mW
VDD = 2.35V
POWER, IDLE1, 2, 4
1/tCK – MHz
40
16
18
20
22
24
26
28
30
55
60
65
70
75
80
1/tCK – MHz
50
80
60
82mW
70mW
61mW
95mW
82mW
2189L POWER, INTERNAL1, 2, 3
110mW
POWER
(P
INT
)
mW
VDD = 2.65V
VDD = 2.5V
VDD = 2.35V
55
60
65
70
75
65
70
75
80
85
90
95
100
105
110
115
VDD = 2.65V
VDD = 2.35V
VDD = 2.5V
Figure 15. Power vs. Frequency
CAPACITIVE LOADING
Figure 16 and Figure 17 show the capacitive loading character-
istics of the ADSP-2189M.
CL – pF
RISE
TIME
(0.4V
2.4V
)
ns
30
300
0
50
100
150
200
250
25
15
10
5
0
20
T = +85 C
VDD = 0V TO 2.0V
Figure 16. Typical Output Rise Time vs. Load Capacitance,
CL (at Maximum Ambient Operating Temperature)
CL – pF
14
0
VALID
OUTPUT
DELAY
OR
HOLD
ns
50
100
150
250
200
12
4
2
–2
10
8
NOMINAL
16
18
6
–4
–6
Figure 17. Typical Output Valid Delay or Hold vs. Load
Capacitance, CL (at Maximum Ambient Operating
Temperature)
VDD INTERNAL – Volts
700
CURRENT
A
2.25
2.35
2.5
2.75
2.65
600
300
200
100
500
400
800
900
0
657 A
393 A
131 A
772 A
475 A
161 A
TEMP = +85 C
TEMP = +70 C
TEMP = +25 C
Figure 18. IDD Power-Down
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